| Micrograph No. | Family | Scientific name and Author(s) | Aperturation | Ornamentation |
| 289, 290 | Acanthaceae | Dicliptera brachiata (Pursh) Sprengel | heterocolporate | reticulate |
| 291 | Polygonaceae | Polygonella americana (Fischer & Meyer) Small | tricolporate | reticulate |
| 292 | Acanthaceae | Justicia americana (L.) Vahl | dicolporate | reticulate |
| 293, 294 | Acanthaceae | Justicia runyonii Small | dicolporate | reticulate |